Amazon.com: Original Lenovo ThinkPad X60, X61, X60S, X61S Series Laptop battery 22++ (8 Cell, High Capacity 5200mAh/75W, 14.4V) 40Y7003 w/ one replacement Spacer & screws[NOT compatible with the X60 X61 Tablet PC
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Cameron Sino Battery For Asus A8,a8000,a8000f,a8000j,a8000ja,a8000jc,a8000jm,a8a,a8dc,a8e,a8f,a8fm,a8h,a8he,a8j, - Digital Batteries - AliExpress
Amazon.com: Original Lenovo ThinkPad X60, X61, X60S, X61S Series Laptop battery 22++ (8 Cell, High Capacity 5200mAh/75W, 14.4V) 40Y7003 w/ one replacement Spacer & screws[NOT compatible with the X60 X61 Tablet PC